Driver Avermedia A857 Windows 7 64 Bits Link <99% LIMITED>

If the installer says "No compatible hardware found":

Windows 7 64-bit rejects unsigned drivers by default. The A857 driver uses an old SHA-1 certificate, which Windows 7 will flag as untrusted unless you do this: Driver Avermedia A857 Windows 7 64 Bits LINK

Depending on your specific hardware ID, you can use these verified repositories: If the installer says "No compatible hardware found":

If you trust curated legacy driver repos, use DriverIdentifier (the offline scanner, not the auto-installer) or LaptopVideo2Go forums, where users have mirrored the original Avermedia FTP files. use DriverIdentifier (the offline scanner